202322820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{481721}}^1$

素因数の和:481740

約数の個数: 48

約数和(自身を含む): 647434368

約数和(自身を除く): 445111548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 481721, 963442, 1445163, 1926884, 2408605, 2890326, 3372047, 4817210, 5780652, 6744094, 7225815, 9634420, 10116141, 13488188, 14451630, 16860235, 20232282, 28903260, 33720470, 40464564, 50580705, 67440940, 101161410, 202322820]

約数ペア:

[(1, 202322820), (2, 101161410), (3, 67440940), (4, 50580705), (5, 40464564), (6, 33720470), (7, 28903260), (10, 20232282), (12, 16860235), (14, 14451630), (15, 13488188), (20, 10116141), (21, 9634420), (28, 7225815), (30, 6744094), (35, 5780652), (42, 4817210), (60, 3372047), (70, 2890326), (84, 2408605), (105, 1926884), (140, 1445163), (210, 963442), (420, 481721)]